#include "jumps.h"
#include<bits/stdc++.h>
using namespace std;
const long long inf = (long long) 1e18 + 10;
const int inf1 = (int) 1e9 + 10;
#define dbl long double
#define endl '\n'
#define sc second
#define fr first
#define mp make_pair
#define pb push_back
#define all(x) x.begin(), x.end()
const int maxn = 2e5+10;
int n, h[maxn], nx[maxn][25], nxl[maxn][25], nxr[maxn][25];
void init(int N, vector<int> H) {
n = N;
for(int i = 1; i <= n; i++) {
h[i] = H[i-1];
}
//os proximos da esquerda e direita de cada um e 0 se não tiver
stack<pair<int,int>> stl;
for(int i = 1; i <= n; i++) {
while(stl.size() && stl.top().fr < h[i]) {
stl.pop();
}
if(stl.size()) nxl[i][0] = stl.top().sc;
else nxl[i][0] = 0;
stl.push(mp(h[i],i));
}
stack<pair<int,int>> str;
for(int i = n; i >= 1; i--) {
while(str.size() && str.top().fr < h[i]) {
str.pop();
}
if(str.size()) nxr[i][0] = str.top().sc;
else nxr[i][0] = 0;
str.push(mp(h[i],i));
}
//sei qual o proximo normal de cada um
for(int i = 1; i <= n; i++) {
if(nxr[i][0] == 0 || h[nxl[i][0]] > h[nxr[i][0]]) nx[i][0] = nxl[i][0];
else nx[i][0] = nxr[i][0];
// cout << i << " " << nx[i][0] << " " << nxl[i][0] << " " << nxr[i][0] << endl;
}
for(int pt = 1; pt <= 20; pt++) {
for(int i = 1; i <= n; i++) {
nx[i][pt] = nx[nx[i][pt-1]][pt-1];
}
}
for(int pt = 1; pt <= 20; pt++) {
for(int i = 1; i <= n; i++) {
nxl[i][pt] = nxl[nxl[i][pt-1]][pt-1];
}
}
for(int pt = 1; pt <= 20; pt++) {
for(int i = 1; i <= n; i++) {
nxr[i][pt] = nxr[nxr[i][pt-1]][pt-1];
}
}
}
int minimum_jumps(int A, int B, int C, int D) {
A++;
B++;
C++;
D++;
//ir do a para o c
int s = A;
int t = C;
int ans = 0;
for(int pt = 20; pt >= 0; pt--) {
if(nx[s][pt] == 0 || h[nx[s][pt]] > h[t]) continue;
ans+= (1<<pt);
s = nx[s][pt];
}
//vai so para a direita ate chegar no t
for(int pt = 20; pt >= 0; pt--) {
if(nxr[s][pt] == 0 || nxr[s][pt] > t) continue;
ans+= (1<<pt);
s = nxr[s][pt];
}
if(s == t) return ans;
else return -1;
}
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
208 KB |
Output is correct |
2 |
Correct |
0 ms |
208 KB |
Output is correct |
3 |
Incorrect |
204 ms |
50220 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
256 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
256 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Incorrect |
1 ms |
336 KB |
Output isn't correct |
2 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
208 KB |
Output is correct |
2 |
Correct |
1 ms |
208 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
282 ms |
28228 KB |
Output is correct |
5 |
Correct |
830 ms |
61380 KB |
Output is correct |
6 |
Correct |
510 ms |
10356 KB |
Output is correct |
7 |
Correct |
835 ms |
61256 KB |
Output is correct |
8 |
Correct |
519 ms |
21320 KB |
Output is correct |
9 |
Correct |
960 ms |
61292 KB |
Output is correct |
10 |
Correct |
1116 ms |
63064 KB |
Output is correct |
11 |
Correct |
1087 ms |
62932 KB |
Output is correct |
12 |
Correct |
985 ms |
62816 KB |
Output is correct |
13 |
Correct |
1030 ms |
61352 KB |
Output is correct |
14 |
Correct |
1107 ms |
62116 KB |
Output is correct |
15 |
Correct |
862 ms |
62884 KB |
Output is correct |
16 |
Correct |
974 ms |
63012 KB |
Output is correct |
17 |
Correct |
0 ms |
208 KB |
Output is correct |
18 |
Correct |
0 ms |
208 KB |
Output is correct |
19 |
Correct |
2 ms |
208 KB |
Output is correct |
20 |
Correct |
2 ms |
336 KB |
Output is correct |
21 |
Correct |
2 ms |
336 KB |
Output is correct |
22 |
Correct |
2 ms |
336 KB |
Output is correct |
23 |
Correct |
3 ms |
336 KB |
Output is correct |
24 |
Correct |
2 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
464 KB |
Output is correct |
27 |
Correct |
18 ms |
848 KB |
Output is correct |
28 |
Correct |
17 ms |
848 KB |
Output is correct |
29 |
Correct |
17 ms |
848 KB |
Output is correct |
30 |
Correct |
17 ms |
848 KB |
Output is correct |
31 |
Correct |
18 ms |
848 KB |
Output is correct |
32 |
Correct |
0 ms |
208 KB |
Output is correct |
33 |
Correct |
88 ms |
35708 KB |
Output is correct |
34 |
Correct |
150 ms |
61352 KB |
Output is correct |
35 |
Correct |
158 ms |
62764 KB |
Output is correct |
36 |
Correct |
161 ms |
61368 KB |
Output is correct |
37 |
Correct |
175 ms |
62196 KB |
Output is correct |
38 |
Correct |
173 ms |
62996 KB |
Output is correct |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
0 ms |
208 KB |
Output is correct |
2 |
Correct |
1 ms |
208 KB |
Output is correct |
3 |
Correct |
1 ms |
208 KB |
Output is correct |
4 |
Correct |
282 ms |
28228 KB |
Output is correct |
5 |
Correct |
830 ms |
61380 KB |
Output is correct |
6 |
Correct |
510 ms |
10356 KB |
Output is correct |
7 |
Correct |
835 ms |
61256 KB |
Output is correct |
8 |
Correct |
519 ms |
21320 KB |
Output is correct |
9 |
Correct |
960 ms |
61292 KB |
Output is correct |
10 |
Correct |
1116 ms |
63064 KB |
Output is correct |
11 |
Correct |
1087 ms |
62932 KB |
Output is correct |
12 |
Correct |
985 ms |
62816 KB |
Output is correct |
13 |
Correct |
1030 ms |
61352 KB |
Output is correct |
14 |
Correct |
1107 ms |
62116 KB |
Output is correct |
15 |
Correct |
862 ms |
62884 KB |
Output is correct |
16 |
Correct |
974 ms |
63012 KB |
Output is correct |
17 |
Correct |
0 ms |
208 KB |
Output is correct |
18 |
Correct |
0 ms |
208 KB |
Output is correct |
19 |
Correct |
2 ms |
208 KB |
Output is correct |
20 |
Correct |
2 ms |
336 KB |
Output is correct |
21 |
Correct |
2 ms |
336 KB |
Output is correct |
22 |
Correct |
2 ms |
336 KB |
Output is correct |
23 |
Correct |
3 ms |
336 KB |
Output is correct |
24 |
Correct |
2 ms |
336 KB |
Output is correct |
25 |
Correct |
1 ms |
336 KB |
Output is correct |
26 |
Correct |
1 ms |
464 KB |
Output is correct |
27 |
Correct |
18 ms |
848 KB |
Output is correct |
28 |
Correct |
17 ms |
848 KB |
Output is correct |
29 |
Correct |
17 ms |
848 KB |
Output is correct |
30 |
Correct |
17 ms |
848 KB |
Output is correct |
31 |
Correct |
18 ms |
848 KB |
Output is correct |
32 |
Correct |
0 ms |
208 KB |
Output is correct |
33 |
Correct |
88 ms |
35708 KB |
Output is correct |
34 |
Correct |
150 ms |
61352 KB |
Output is correct |
35 |
Correct |
158 ms |
62764 KB |
Output is correct |
36 |
Correct |
161 ms |
61368 KB |
Output is correct |
37 |
Correct |
175 ms |
62196 KB |
Output is correct |
38 |
Correct |
173 ms |
62996 KB |
Output is correct |
39 |
Correct |
1 ms |
208 KB |
Output is correct |
40 |
Correct |
0 ms |
208 KB |
Output is correct |
41 |
Correct |
0 ms |
208 KB |
Output is correct |
42 |
Correct |
165 ms |
28136 KB |
Output is correct |
43 |
Correct |
971 ms |
61256 KB |
Output is correct |
44 |
Correct |
384 ms |
10320 KB |
Output is correct |
45 |
Correct |
956 ms |
61348 KB |
Output is correct |
46 |
Correct |
484 ms |
21352 KB |
Output is correct |
47 |
Correct |
905 ms |
61228 KB |
Output is correct |
48 |
Correct |
1061 ms |
63004 KB |
Output is correct |
49 |
Correct |
1053 ms |
62740 KB |
Output is correct |
50 |
Correct |
1040 ms |
62756 KB |
Output is correct |
51 |
Correct |
788 ms |
61356 KB |
Output is correct |
52 |
Correct |
1037 ms |
62272 KB |
Output is correct |
53 |
Correct |
989 ms |
63020 KB |
Output is correct |
54 |
Correct |
1018 ms |
62920 KB |
Output is correct |
55 |
Correct |
0 ms |
208 KB |
Output is correct |
56 |
Incorrect |
210 ms |
61120 KB |
Output isn't correct |
57 |
Halted |
0 ms |
0 KB |
- |
# |
Verdict |
Execution time |
Memory |
Grader output |
1 |
Correct |
1 ms |
208 KB |
Output is correct |
2 |
Correct |
0 ms |
208 KB |
Output is correct |
3 |
Incorrect |
204 ms |
50220 KB |
Output isn't correct |
4 |
Halted |
0 ms |
0 KB |
- |